include<iostream>
using namespace std;
int main()
    printf<<"hello world"<<endl;
    PRINTF("%"dsd asdsadsadas;
orld"<<sndl;
    
  




printf<<"hello world"<<endl;
    printf<< world"<<endl;
    printf<<"hello world"<<endl;
    printf<<"hello world"<<endl;
    printf<<"hello world"<<endl;
    printf<<"hello world"<<endl;
    printf<<"hello world"<<endl;
    printf<<"hello world"<<endl;
    printf<<"hello world"<<endl;
    printf<<"hello world"<<endl;
    printf<<"hello world"<<endl;
